<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<body>
		
		
	</body>
</html>
<!--<script type="text/javascript">
	var num = 1000;
	let num1 = 10000;
	console.log(num);
	console.log(num1);
	const add =(a,b) => {
		return a + b;
	}
	var result = add(100,100);
	console.log(result);
	var demo = x => x * x;
	// 等同于下面的function
	// var demo = (x) => {
		// return x * x
//}
</script>-->

<script type="text/javascript">
//	var num = ;
//	var num1 = ;
//	console.log(num);
//	console.log(num1);
	const addition = (num,num1) =>{
		return num + num1
	}
	
	var sum = addition(520,1314);
	console.log(sum);
	
</script>
<script type="text/javascript">
	const add = (a,b) =>{
		return a+b
	}
	var sum = add(99999999999999999999999999999999999999,9999999999999999999999999999999);
	console.log(sum);
</script>
